/**
 *  Copyright (c) 1997-2013, www.tinygroup.org (luo_guo@icloud.com).
 *
 *  Licensed under the GPL, Version 3.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *       http://www.gnu.org/licenses/gpl.html
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */
package org.tinygroup.template.impl;

import org.tinygroup.context.Context;
import org.tinygroup.context.impl.ContextImpl;
import org.tinygroup.template.TemplateContext;

import java.util.Map;

/**
 * Created by luoguo on 2014/6/6.
 */
public class TemplateContextDefault extends ContextImpl implements TemplateContext {
    public TemplateContextDefault(){

    }
    public TemplateContextDefault(Map dataMap){
        super(dataMap);
    }


    public boolean exist(String name) {
    	boolean exist=super.exist(name);
    	if(exist){
    		return true;
    	}
    	Context parentContext=getParent();
    	if(parentContext!=null){
    		return parentContext.exist(name);
    	}
    	return false;
    }

    public <T> T get(String name) {
    	T result=(T)super.get(name);
    	if(result!=null){
    		return result;
    	}
    	Context parentContext=getParent();
    	if(parentContext!=null){
    		return (T)parentContext.get(name);
    	}
    	return null;
    }

}
